Water Quality in Randolph, WI (53956)
EPA violation data for public water systems serving ZIP code 53956.
Past Health-Based Violations
7 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 3 monitoring/reporting violations.
More violations than 67% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,477
Population
13
Water Systems
10
Violations (5yr)
7
Health-Based
Location
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Water Systems Serving This Area (13)
Randolph Water Dept
5 health-basedSchaumburg Supper Club
Feils Supper Club
Leders Pub N Grub
East Friesland New Covenant Church
Double Visions
Springs Pub & Grill The
Sams Well Drilling
2 health-basedCountry View Animal Hospital
Jack Campnell Farm Camp 233
Slinger Farm 265
Zinkgraf Grocery
Jacks Pride Farms #581
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Randolph (53956) has more violations than 67% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 10.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.